Subway steel rail supporting frame for subway construction

The utility model belongs to the technical field of subway construction and discloses a subway steel rail supporting frame for subway construction, which comprises a steel rail, a pressing plate, a cushion block and a bottom plate, the bottom plate is fixed at the top of the cushion block, the steel rail is arranged at the top of the bottom plate, and the pressing plate is used for pressing the steel rail, is positioned on the bottom plate and is matched with the bottom plate. Steel rail damping is achieved; fixing blocks are installed at the positions, located on the two sides of the steel rail, of the top of the cushion block, a first sliding plate and a second sliding plate are inserted into one sides of the fixing blocks, and one end of the first sliding plate and one end of the secondsliding plate are matched with the pressing plate and the bottom plate respectively and can slide transversely; the steel rail supporting frame is provided with the pressing plate and the bottom plate which are matched with